Added the checkAbstractFactories parameter to has().

src/ServiceManager.php

@@ -195,7 +195,7 @@ public function setInvokableClass($name, $invokableClass, $shared = true)
         $cName = $this->canonicalizeName($name);
         $rName = $name;
 
-        if ($this->allowOverride === false && $this->has(array($cName, $rName))) {
+        if ($this->allowOverride === false && $this->has(array($cName, $rName), false)) {
             throw new Exception\InvalidServiceNameException(sprintf(
                 'A service by the name or alias "%s" already exists and cannot be overridden; please use an alternate name',
                 $cName
@@ -222,7 +222,7 @@ public function setFactory($name, $factory, $shared = true)
             );
         }
 
-        if ($this->allowOverride === false && $this->has(array($cName, $rName))) {
+        if ($this->allowOverride === false && $this->has(array($cName, $rName), false)) {
             throw new Exception\InvalidServiceNameException(sprintf(
                 'A service by the name or alias "%s" already exists and cannot be overridden, please use an alternate name',
                 $cName
@@ -301,7 +301,7 @@ public function setService($name, $service, $shared = true)
         $cName = $this->canonicalizeName($name);
         $rName = $name;
 
-        if ($this->allowOverride === false && $this->has($cName)) {
+        if ($this->allowOverride === false && $this->has($cName, false)) {
             throw new Exception\InvalidServiceNameException(sprintf(
                 '%s: A service by the name "%s" or alias already exists and cannot be overridden, please use an alternate name.',
                 __METHOD__,
@@ -464,7 +464,7 @@ public function create($name)
      * @param $name
      * @return bool
      */
-    public function canCreate($name)
+    public function canCreate($name, $checkAbstractFactories = true)
     {
         if (is_array($name)) {
             list($cName, $rName) = $name;
@@ -492,7 +492,7 @@ public function canCreate($name)
             return true;
         }
 
-        if ($this->canCreateFromAbstractFactory($cName, $rName)) {
+        if ($checkAbstractFactories && $this->canCreateFromAbstractFactory($cName, $rName)) {
             return true;
         }
 
@@ -503,7 +503,7 @@ public function canCreate($name)
      * @param $name
      * @return bool
      */
-    public function has($name, $usePeeringServiceManagers = true)
+    public function has($name, $checkAbstractFactories = true, $usePeeringServiceManagers = true)
     {
         if (is_array($name)) {
             list($cName, $rName) = $name;
@@ -512,7 +512,7 @@ public function has($name, $usePeeringServiceManagers = true)
             $cName = $this->canonicalizeName($rName);
         }
 
-        if ($this->canCreate(array($cName, $rName))) {
+        if ($this->canCreate(array($cName, $rName), $checkAbstractFactories)) {
             return true;
         }
 
@@ -577,7 +577,7 @@ public function setAlias($alias, $nameOrAlias)
             throw new Exception\InvalidServiceNameException('Invalid service name alias');
         }
 
-        if ($this->allowOverride === false && $this->has(array($cAlias, $alias))) {
+        if ($this->allowOverride === false && $this->has(array($cAlias, $alias), true)) {
             throw new Exception\InvalidServiceNameException('An alias by this name already exists');
         }